21333010312023 has 8 divisors (see below), whose sum is σ = 28445310459888. Its totient is φ = 14221358519424.

The previous prime is 21333010312021. The next prime is 21333010312079. The reversal of 21333010312023 is 32021301033312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21333010312023 - 2¹ = 21333010312021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21333010311984 and 21333010312002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21333010312021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162012036 + ... + 162143657.

It is an arithmetic number, because the mean of its divisors is an integer number (3555663807486).

Almost surely, 2^{21333010312023} is an apocalyptic number.

21333010312023 is a deficient number, since it is larger than the sum of its proper divisors (7112300147865).

21333010312023 is a wasteful number, since it uses less digits than its factorization.

21333010312023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324177633.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 21333010312023 its reverse (32021301033312), we get a palindrome (53354311345335).

The spelling of 21333010312023 in words is "twenty-one trillion, three hundred thirty-three billion, ten million, three hundred twelve thousand, twenty-three".